button read and send

README.md

@@ -167,6 +167,10 @@ Hereafter described is the default *plain* format, which uses MSB bit numbering.
 	bytes 10-11:	HDOP
 	bytes 12-13:	Altitude [meter]
 
+**Port #5:** Button pressed signal
+
+	byte 1:		static value 0x01
+
 
 [**plain_decoder.js**](src/TTN/plain_decoder.js)
 

src/main.cpp

@@ -139,9 +139,9 @@ void readButton() {
     ButtonPressedIRQ = 0;
     portEXIT_CRITICAL(&timerMux);
     ESP_LOGI(TAG, "Button pressed");
-    ESP_LOGI(TAG, "Button pressed, resetting device to factory defaults");
+    payload.reset();
-    eraseConfig();
+    payload.addButton(0x01);
-    esp_restart();
+    senddata(BUTTONPORT);
   }
 }
 #endif
@@ -211,7 +211,7 @@ void sendPayload() {
     }
 #endif
 
-    senddata(PAYLOADPORT);
+    senddata(COUNTERPORT);
   }
 } // sendPayload()
 
@@ -442,7 +442,7 @@ void loop() {
                "Memory full, counter cleared (heap low water mark = %d Bytes / "
                "free heap = %d bytes)",
                esp_get_minimum_free_heap_size(), ESP.getFreeHeap());
-      senddata(PAYLOADPORT); // send data before clearing counters
+      senddata(COUNTERPORT); // send data before clearing counters
       reset_counters();      // clear macs container and reset all counters
       reset_salt();          // get new salt for salting hashes
     }

src/paxcounter.conf

@@ -47,11 +47,12 @@
 #define MAXLORARETRY                    500     // maximum count of TX retries if LoRa busy
 
 // Ports on which the device sends and listenes on LoRaWAN and SPI
-#define PAYLOADPORT                     1       // Port on which device sends counts
+#define COUNTERPORT                     1       // Port on which device sends counts
 #define RCMDPORT                        2       // Port on which device listenes for remote commands
 #define STATUSPORT                      2       // Port on which device sends remote command results
 #define CONFIGPORT                      3       // Port on which device sends gps query results
 #define GPSPORT                         4       // Port on which device sends gps query results
+#define BUTTONPORT                      5       // Port on which device sends button pressed signal
 #define CAYENNEPORT                     2       // Port for Cayenne LPP 2.0 packet sensor encoding
 
 // Default RGB LED luminosity (in %)

src/payload.cpp

@@ -26,24 +26,6 @@ void PayloadConvert::addCount(uint16_t value1, uint16_t value2) {
   buffer[cursor++] = value2;
 }
 
-#ifdef HAS_GPS
-void PayloadConvert::addGPS(gpsStatus_t value) {
-  buffer[cursor++] = value.latitude >> 24;
-  buffer[cursor++] = value.latitude >> 16;
-  buffer[cursor++] = value.latitude >> 8;
-  buffer[cursor++] = value.latitude;
-  buffer[cursor++] = value.longitude >> 24;
-  buffer[cursor++] = value.longitude >> 16;
-  buffer[cursor++] = value.longitude >> 8;
-  buffer[cursor++] = value.longitude;
-  buffer[cursor++] = value.satellites;
-  buffer[cursor++] = value.hdop >> 8;
-  buffer[cursor++] = value.hdop;
-  buffer[cursor++] = value.altitude >> 8;
-  buffer[cursor++] = value.altitude;
-}
-#endif
-
 void PayloadConvert::addConfig(configData_t value) {
   buffer[cursor++] = value.lorasf;
   buffer[cursor++] = value.txpower;
@@ -83,6 +65,28 @@ void PayloadConvert::addStatus(uint16_t voltage, uint64_t uptime,
   buffer[cursor++] = (uint32_t)cputemp;
 }
 
+#ifdef HAS_GPS
+void PayloadConvert::addGPS(gpsStatus_t value) {
+  buffer[cursor++] = value.latitude >> 24;
+  buffer[cursor++] = value.latitude >> 16;
+  buffer[cursor++] = value.latitude >> 8;
+  buffer[cursor++] = value.latitude;
+  buffer[cursor++] = value.longitude >> 24;
+  buffer[cursor++] = value.longitude >> 16;
+  buffer[cursor++] = value.longitude >> 8;
+  buffer[cursor++] = value.longitude;
+  buffer[cursor++] = value.satellites;
+  buffer[cursor++] = value.hdop >> 8;
+  buffer[cursor++] = value.hdop;
+  buffer[cursor++] = value.altitude >> 8;
+  buffer[cursor++] = value.altitude;
+}
+#endif
+
+#ifdef HAS_BUTTON
+void PayloadConvert::addButton(uint8_t value) { buffer[cursor++] = value; }
+#endif
+
 /* ---------------- packed format with LoRa serialization Encoder ---------- */
 // derived from
 // https://github.com/thesolarnomad/lora-serialization/blob/master/src/LoraEncoder.cpp
@@ -94,15 +98,6 @@ void PayloadConvert::addCount(uint16_t value1, uint16_t value2) {
   writeUint16(value2);
 }
 
-#ifdef HAS_GPS
-void PayloadConvert::addGPS(gpsStatus_t value) {
-  writeLatLng(value.latitude, value.longitude);
-  writeUint8(value.satellites);
-  writeUint16(value.hdop);
-  writeUint16(value.altitude);
-}
-#endif
-
 void PayloadConvert::addConfig(configData_t value) {
   writeUint8(value.lorasf);
   writeUint8(value.txpower);
@@ -124,6 +119,19 @@ void PayloadConvert::addStatus(uint16_t voltage, uint64_t uptime,
   writeTemperature(cputemp);
 }
 
+#ifdef HAS_GPS
+void PayloadConvert::addGPS(gpsStatus_t value) {
+  writeLatLng(value.latitude, value.longitude);
+  writeUint8(value.satellites);
+  writeUint16(value.hdop);
+  writeUint16(value.altitude);
+}
+#endif
+
+#ifdef HAS_BUTTON
+void PayloadConvert::addButton(uint8_t value) { writeUint8(value); }
+#endif
+
 void PayloadConvert::intToBytes(uint8_t pos, int32_t i, uint8_t byteSize) {
   for (uint8_t x = 0; x < byteSize; x++) {
     buffer[x + pos] = (byte)(i >> (x * 8));
@@ -200,27 +208,6 @@ void PayloadConvert::addCount(uint16_t value1, uint16_t value2) {
   buffer[cursor++] = val2;
 }
 
-#ifdef HAS_GPS
-void PayloadConvert::addGPS(gpsStatus_t value) {
-  int32_t lat = value.latitude / 100;
-  int32_t lon = value.longitude / 100;
-  int32_t alt = value.altitude * 100;
-#if (PAYLOAD_ENCODER == 3)
-  buffer[cursor++] = LPP_GPS_CHANNEL;
-#endif
-  buffer[cursor++] = LPP_GPS;
-  buffer[cursor++] = lat >> 16;
-  buffer[cursor++] = lat >> 8;
-  buffer[cursor++] = lat;
-  buffer[cursor++] = lon >> 16;
-  buffer[cursor++] = lon >> 8;
-  buffer[cursor++] = lon;
-  buffer[cursor++] = alt >> 16;
-  buffer[cursor++] = alt >> 8;
-  buffer[cursor++] = alt;
-}
-#endif
-
 void PayloadConvert::addConfig(configData_t value) {
 #if (PAYLOAD_ENCODER == 3)
   buffer[cursor++] = LPP_ADR_CHANNEL;
@@ -246,6 +233,37 @@ void PayloadConvert::addStatus(uint16_t voltage, uint64_t uptime,
   buffer[cursor++] = (uint16_t)val;
 }
 
+#ifdef HAS_GPS
+void PayloadConvert::addGPS(gpsStatus_t value) {
+  int32_t lat = value.latitude / 100;
+  int32_t lon = value.longitude / 100;
+  int32_t alt = value.altitude * 100;
+#if (PAYLOAD_ENCODER == 3)
+  buffer[cursor++] = LPP_GPS_CHANNEL;
+#endif
+  buffer[cursor++] = LPP_GPS;
+  buffer[cursor++] = lat >> 16;
+  buffer[cursor++] = lat >> 8;
+  buffer[cursor++] = lat;
+  buffer[cursor++] = lon >> 16;
+  buffer[cursor++] = lon >> 8;
+  buffer[cursor++] = lon;
+  buffer[cursor++] = alt >> 16;
+  buffer[cursor++] = alt >> 8;
+  buffer[cursor++] = alt;
+}
+#endif
+
+#ifdef HAS_BUTTON
+void PayloadConvert::addButton(uint8_t value) {
+#if (PAYLOAD_ENCODER == 3)
+  buffer[cursor++] = LPP_BUTTON_CHANNEL;
+#endif
+  buffer[cursor++] = LPP_DIGITAL_INPUT;
+  buffer[cursor++] = value;
+}
+#endif
+
 #else
 #error "No valid payload converter defined"
 #endif

src/payload.h

@@ -7,6 +7,7 @@
 #define LPP_COUNT_WIFI_CHANNEL 21
 #define LPP_COUNT_BLE_CHANNEL 22
 #define LPP_BATT_CHANNEL 23
+#define LPP_BUTTON_CHANNEL 24
 #define LPP_ADR_CHANNEL 25
 #define LPP_TEMP_CHANNEL 26
 #endif
@@ -34,6 +35,10 @@ public:
 #ifdef HAS_GPS
   void addGPS(gpsStatus_t value);
 #endif
+#ifdef HAS_BUTTON
+  void addButton(uint8_t value);
+#endif
+
 
 #if PAYLOAD_ENCODER == 1 // format plain
 

src/senddata.cpp

@@ -24,10 +24,10 @@ void senddata(uint8_t port) {
 #endif
 
   // clear counter if not in cumulative counter mode
-  if ((port == PAYLOADPORT) && (cfg.countermode != 1)) {
+  if ((port == COUNTERPORT) && (cfg.countermode != 1)) {
     reset_counters(); // clear macs container and reset all counters
     reset_salt();     // get new salt for salting hashes
-    ESP_LOGI(TAG, "Counter cleared (countermode = %d)", cfg.countermode);
+    ESP_LOGI(TAG, "Counter cleared");
   }
 
 } // senddata